Seiko Cal. 4457 - 377

The Seiko 4457-377 represents an important milestone in Seiko's 1991 lineup. The Bidirectional bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-dbd27735364a]

Also known as: Samurai, UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Black

Jewels

25j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1991

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